QOCNAM Pull String 3D Geometry Learning Book, 3D Shapes for Teaching Volume and Surface Area Formulas,with Braided Rope Design,DIY Solid Geometry Training for Beginners(15 Model)

Various Geometric Models: Pull String 3D Geometry Learning Book offers15 different geometric solids (such as cubes ,cones,cylinder), It also features 16 hidden animal images for added fun and interactivity.

Enhancing Geometric Understanding: This pull-string model book introduces geometry in an engaging way, helping children grasp the relationships between points, lines, and planes,fostering spatial and mathematical thinking through interactive play.

3D Shapes for Teaching the Calculation of Area and Volume: This pull string 3D geometry book helps learners easily grasp volume and surface area calculations through active play.

Instant Pop-Up 3D Shapes: Each model includes perforation guides and step-by-step instructions,so kids can fold and pull with confidence.Great for solo exploration or classroom activities.

Sturdy and Smooth for Frequent Use: Crafted with strong paperboard and braided pull strings that are gentle and smooth to handle. Built for use in educational or at-home environments.